Home / 6,464,726.94-8,921,320.20-3,711,591.96

Finding the Fourth Proportional to 6,464,726.94, 8,921,320.20 and 3,711,591.96

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Solution

The fourth proportional to 6,464,726.94, 8,921,320.20 and 3,711,591.96 is: 5,121,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,726.94 : 8,921,320.20 = 3,711,591.96 : x
  2. Step 2: Convert to fraction form
    6,464,726.94/8,921,320.20 = 3,711,591.96/x
  3. Step 3: Cross multiply
    6,464,726.94x = 8,921,320.20 × 3,711,591.96
  4. Step 4: Simplify right side
    6,464,726.94x = 33,112,300,326,905.59
  5. Step 5: Solve for x
    x = 33,112,300,326,905.59/6,464,726.94
  6. Step 6: Final answer
    x = 5,121,995.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.